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A220811
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Numerators of the Verhulst sequence x(n+1)=4*x(n)-3*x(n)^2, x(0)=1/10.
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3
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OFFSET
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0,2
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REFERENCES
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H. O. Peitgen and P. H. Richter, The Beauty of Fractals. Springer, 1986, p. 23f.
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LINKS
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PROG
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(Haskell)
import Data.Ratio ((%), numerator)
a220811 n = a220811_list !! n
a220811_list = map numerator vs where
vs = iterate (\x -> x * (4 - 3 * x)) (1 % 10)
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CROSSREFS
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KEYWORD
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nonn,frac
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AUTHOR
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STATUS
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approved
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